<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>JS IE6</title>
</head>

<body>


<script language="javascript">

document.body.onload = function(){
	
	if(!-[1,] && !window.XMLHttpRequest){
		alert("IE 6"); 
	}else{
		alert("非"); 	
	}

}

</script>
</body>
</html>